package org.servlet.ejercicio3;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class Servlet3
 */
@WebServlet("/Servlet3")
public class Servlet3 extends HttpServlet {
	private static final long serialVersionUID = 1L;

	/**
	 * @see HttpServlet#HttpServlet()
	 */
	public Servlet3() {
		super();
		// TODO Auto-generated constructor stub
	}

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
	 *      response)
	 */
	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
	 *      response)
	 */
	protected void doPost(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		PrintWriter out = response.getWriter();
		String num1 = String.valueOf(request.getParameter("num1"));
		String num2 = String.valueOf(request.getParameter("num2"));

		if (num1.equalsIgnoreCase("")) {
			out.print("Los campos no puede estar vacios y deberan ser numericos.");
		} else if (num2.equalsIgnoreCase("")) {
			out.print("Los campos no puede estar vacios y deberan ser numericos.");
		} else {
			System.out.println(Integer.parseInt(num1));
			int a = Integer.valueOf(num1);
			int b = Integer.valueOf(num2);
			out.print("Resultado : " + String.valueOf(a + b));
		}

	}

}
